No. of case Sensitivity Specificity Accuracy
TP TN FP FN % % %
Emboss enhancement              
    Vixwin 2000 50 46 4 50 50.00* 92.00 64.00*
     Dimaxis 68 43 7 32 68.00*,† 86.00 74.00*,†
Dr.Suni plus 42 48 2 58 42.00† 96.00 60.00†
Gray-scale reversed enhancement              
Vixwin 2000 89 46 4 11 89.00 92.00 90.00
     Dimaxis 89 46 4 11 89.00 92.00 90.00
     Dr.Suni plus                               89 45 5 11 89.00 90.00 89.33
Contrast-brightness enhancement              
    Vixwin 2000 91 43 7 9 91.00* 86.00 89.33
     Dimaxis 81 46 4 19 81.00*,† 92.00 84.67
Dr.Suni plus 84 46 4 16 84.00† 92.00 86.67
*,† P<0.05 TP: true positive, TN: true negative, FP: false positive, FN: false negative
Table 3: Sensitivity, specificity, and diagnostic accuracy of enhanced digital radiographic images.